Inspired by the classic Aviator shades the Ray-Ban Aviator Flip Out Sunglasses give your peepers 100 percent protection from the sun's harmful UV rays. The Aviator Flip Out comes with three interchangeable lenses to give you three pairs of sunglasses in one. Made with a gold memory metal and APX plastic lenses these shades are resistant to corrosion and hypoallergenic. The APX lens material gives you an ultra lightweight lens with maximum performance.